0000035527 2026-04-17 2026-04-17 0000035527 us-gaap:CommonStockMember 2026-04-17 2026-04-17 0000035527 fitb:DepositarySharesRepresentingA11000thOwnershipInterestInAShareOf6.625FixedToFloatingRateNotCumulativePerpetualPreferredStockSeriesIMember 2026-04-17 2026-04-17 0000035527 fitb:DepositarySharesRepresentingA140thOwnershipInterestInAShareOf6.00NotCumulativePerpetualClassBPreferredStockSeriesAMember 2026-04-17 2026-04-17 0000035527 fitb:DepositarySharesRepresentingA11000thOwnershipInterestInAShareOf4.95NotCumulativePerpetualPreferredStockSeriesKMember 2026-04-17 2026-04-17 0000035527 fitb:DepositarySharesRepresentingA140thOwnershipInterestInAShareOf6.875FixedRateResetNonCumulativePerpetualPreferredStockSeriesMMember 2026-04-17 2026-04-17 false 0000035527 8-K 2026-04-17 Fifth Third Bancorp OH 001-33653 31-0854434 Fifth Third Center 38 Fountain Square Plaza Cincinnati OH 45263 800 972-3030 false false false false Common Stock, Without Par Value FITB NASDAQ 6.625% Fixed-to-Floating Rate Non-Cumulative Perpetual Preferred Stock, Series I FITBI NASDAQ 6.00% Non-Cumulative Perpetual Class B Preferred Stock, Series A FITBP NASDAQ 4.95% Non-Cumulative Perpetual Preferred Stock, Series K FITBO NASDAQ 6.875% Fixed-Rate Reset Non-Cumulative Perpetual Preferred Stock, Series M FITBM NASDAQ false